- 141. Topband: Are stacked verticals feasible? (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Sat, 7 Sep 2013 10:42:21 -0700
- Now the smoke has cleared-sort of I have the Vertical Antenna Handbook, by Capt.. Paul H. Lee USN (RET) N6PL second edition. I also had the first edition way back then/when. I Built the Mark II on pa
- /archives//html/Topband/2013-09/msg00062.html (12,023 bytes)
- 142. Topband: twisted pair cable (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Sun, 8 Sep 2013 11:48:46 -0700
- Wondered why this cable was working well. Of the cables this company is selling it appears the only one that has its impedance (55 ohms) posted. I decided to cut a section lengthwise to find out if t
- /archives//html/Topband/2013-09/msg00085.html (8,406 bytes)
- 143. Re: Topband: 5/8 wavelength vertical is mo bettathanshorterversions?? (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Sun, 8 Sep 2013 14:31:12 -0700
- Hi Len, Sounds like you are using a TCI 4x4 curtain or equivalent. Late 1980's -early 1990's, was able to open dead bands at times with 100 watts power with one of these at my work site.. 73 Bruce-K1
- /archives//html/Topband/2013-09/msg00101.html (9,523 bytes)
- 144. Topband: Fw: 3B9EME (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Tue, 10 Sep 2013 14:22:33 -0700
- Corect Herb. A copy of that July QST 2000 writing by Earl was given to eham and is available here. The antenna is, and was a receiving Delta Loop. http://www.eham.net/articles/806 73 Bruce-K1FZ www.q
- /archives//html/Topband/2013-09/msg00167.html (7,995 bytes)
- 145. Topband: Underground twisted pair (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Fri, 13 Sep 2013 11:22:39 -0700
- Anyone on the reflector had experience burying unshielded twisted pair wires at HF frequencies?. How much loss? Estimated ? Measured? When burying, was there a before and after common mode increase ?
- /archives//html/Topband/2013-09/msg00196.html (6,575 bytes)
- 146. Topband: 75 ohm coax to twisted pair Adaptors (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Wed, 18 Sep 2013 14:47:56 -0700
- Found these for a friend who is thinking about going to twisted pair. He is currently using 75 ohm coax cable. I do not have a connection with these companies. (Two adaptors to go from binding post t
- /archives//html/Topband/2013-09/msg00263.html (7,321 bytes)
- 147. Re: Topband: 75 ohm coax to twisted pair Adaptors (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Wed, 18 Sep 2013 15:33:27 -0700
- Yes Jim, and that is what I do, sell transformers. Just trying to locate some cable and let others know adaptors are available. Thanks, it's always good to find maybe a better adaptor source and more
- /archives//html/Topband/2013-09/msg00267.html (8,453 bytes)
- 148. Topband: Beverage antenna terminations (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Tue, 24 Sep 2013 17:50:45 -0700
- After recent night time thunder storm activity, two Beverage antennas lost some directivity. Termination resistors looked normal, but an ohmmeter checked reviled they had each gone hundreds of ohms h
- /archives//html/Topband/2013-09/msg00324.html (6,944 bytes)
- 149. Re: Topband: Beverage antenna terminations (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Tue, 24 Sep 2013 19:46:05 -0700
- They were supposed to be non-inductive carbon, but need to find something better like carbon film. What kind of resistors are you using? They shouldn't do that if you use the right type. After recent
- /archives//html/Topband/2013-09/msg00326.html (8,820 bytes)
- 150. Topband: Beverage antenna terminations (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Tue, 24 Sep 2013 21:40:47 -0700
- Thanks for all the termination resistor replies. Will look for Ohmite OX and OY series resistors. The resistors I had were supposed to be Carbon composition, but must not have been. Will discard rema
- /archives//html/Topband/2013-09/msg00330.html (7,900 bytes)
- 151. Topband: Space WX (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Mon, 7 Oct 2013 19:33:42 -0700
- 160 meter DX and the night sky. http://www.spaceweather.com/ 73 Bruce-K1FZ www.qsl.net/k1fz/beveragenotes.html _________________ Topband Reflector
- /archives//html/Topband/2013-10/msg00053.html (6,606 bytes)
- 152. Topband: 160 meter opening (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Mon, 14 Oct 2013 00:43:10 -0700
- Good opening to Europe Sunday night-Monday morning. Strong signals with deep QSB. Best antenna was a BOG antenna to the East that would indicate propagation skewing. 73 Bruce-K1FZ www.qsl.net/k1fz/bo
- /archives//html/Topband/2013-10/msg00087.html (6,210 bytes)
- 153. Re: Topband: Raised radial question from NH (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Sat, 19 Oct 2013 14:25:31 -0700
- Charlie, The so called KAZ is a receiving Delta loop. I ran into the KAZ name when Broadcast Band SWL's were purchasing transformers from me. This was well after Earl, K6SE (sk) had further developed
- /archives//html/Topband/2013-10/msg00145.html (10,177 bytes)
- 154. Topband: Space WX update (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Sun, 20 Oct 2013 13:42:10 -0700
- Interesting space condx that influence our propagation. Also interesting archives. http://www.spaceweather.com/ 73 Bruce-K1FZ www.qsl.net/k1fz/beveragenotes.html _________________ Topband Reflector
- /archives//html/Topband/2013-10/msg00169.html (6,436 bytes)
- 155. Topband: Wednesday -Space weather (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Wed, 23 Oct 2013 12:56:52 -0700
- http://www.spaceweather.com/ Click on the image to hear the large noise increase from the M4-class solar flare. Impressive ! 73 Bruce-K1FZ www.qsl.net/k1fz/bogantennas.html _________________ Topband
- /archives//html/Topband/2013-10/msg00186.html (6,659 bytes)
- 156. Topband: Light fiber question (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Thu, 24 Oct 2013 08:48:25 -0700
- I am now using twisted pair on my receiving Delta antenna and is less noise than the coax. Question: Any one ever tried using light fibers as a near ultimate transmission line from their receiving an
- /archives//html/Topband/2013-10/msg00196.html (6,459 bytes)
- 157. Topband: Light fiber question (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Thu, 24 Oct 2013 09:05:47 -0700
- Tim, Good information, but I was thinking of a way for "Mr. Average DXer" to get a connection, that is not adding noise, from his on site receiving antenna. 73 Bruce I think that is called "a remote
- /archives//html/Topband/2013-10/msg00198.html (8,095 bytes)
- 158. Topband: Light fiber question (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Thu, 24 Oct 2013 16:01:28 -0700
- "People forget, or don't know, fiber cables require modulators and demodulators. The modulators and demodulators are not simple, and have horrible dynamic range compared to a simple piece of coax."
- /archives//html/Topband/2013-10/msg00212.html (8,931 bytes)
- 159. Topband: Steady Carrier on 80 CW -BTW (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Fri, 1 Nov 2013 09:33:23 -0700
- I noticed the day after the contest, all the fish net beacons on 160 were missing. Got wondering if contest QRM had anything to do with it. coincidence ? The 2nd day after, a couple, but not all came
- /archives//html/Topband/2013-11/msg00019.html (8,440 bytes)
- 160. Topband: Fw: TEST on 1830 (score: 1)
- Author: "Bruce" <k1fz@myfairpoint.net>
- Date: Fri, 1 Nov 2013 13:42:32 -0700
- 1:24 PM Hearing the weak CW signal in Belfast, ME with severe QSB on my South Delta RX ANT. Unable to hear it on other antennas pointed other general directions. Bruce-K1FZ www.qsl.net/k1fz/beveragen
- /archives//html/Topband/2013-11/msg00041.html (8,325 bytes)
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